Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1427235084 Individual Practitioner Male Practitioner

John Masterson

Chiropractor • Seattle, WA

Professional Overview & Biography Verified Profile Summary

John Masterson is a registered healthcare professional specializing in Chiropractor in Seattle, WA. Practice services are available at 925 8TH AVE N under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

925 8th Ave N

Seattle, WA 981096304

Telephone 2069579050
Associated Practice Facility / Clinic
🏢 Zephyr Chiropractic Facility NPI 1891969200

Specialty Benchmarks & Practice Insights

Comparative analytics for Chiropractor in Seattle, WA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 20.0 Yrs
State Avg: 23.7 Yrs
Regional Practice Density
362 Specialists

Practicing in Seattle, WA (3154 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Chiropractor Primary Specialty

NUCC Taxonomy Code: 111N00000X

State License WA CHOOO33793

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

13 Associated Practitioners
NPI 1093016198

Doctor of Chiropractic

Justin Reali

Specialist

NPI 1134309941
Sam Garcia

Specialist

NPI 1144400946
NPI 1164602975
Steve Delissio

Specialist

NPI 1285814095
NPI 1407939051

Doctor of Chiropractic

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events
NPI Profile Active January 25, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location January 25, 2008

Registered at 925 8TH AVE N, SEATTLE, WA 981096304 (Tel: 2069579050)

📍
Updated Business Mailing Address January 25, 2008

Registered at 535 PONTIUS AVE N APT 611, SEATTLE, WA 981094455

👤
Provider Name / Credentials Updated January 25, 2008

Recorded as JOHN MASTERSON

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) January 25, 2008

Chiropractor (License #CHOOO33793 in WA)

🟢
Initial NPI Registration & Enumeration January 25, 2008

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for John Masterson. Be the first to share your experience!

Sign in to leave a review for John Masterson

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1427235084
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 25, 2008
Last Update: January 25, 2008
Sole Proprietor: Yes

Mailing Address

535 Pontius Ave N Apt 611

Seattle, WA 981094455

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.